如何打印类型的var在go语言

代码示例

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印刷品种类的一个数值在go语言

// printType method prints the type of a value in golang
func printType() {
	x := 12
	fmt.Printf("%T", x)	// output: int
}
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go语言获得的类型的可变

1. reflect.TypeOf(varName)
2. fmt.Printf("%T\n", varName)

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